Non Verbal Reasoning - Analytical Reasoning - Discussion

Discussion Forum : Analytical Reasoning - Section 1 (Q.No. 1)
1.

Find the number of triangles in the given figure.

8
10
12
14
Answer: Option
Explanation:

The figure may be labelled as shown.

The simplest triangles are AHG, AIG, AIB, JFE, CJE and CED i.e. 6 in number.

The triangles composed of two components each are ABG, CFE, ACJ and EGI i.e. 4 in number.

The triangles composed of three components each are ACE, AGE and CFD i.e. 3 in number.

There is only one triangle i.e. AHE composed of four components.

Therefore, There are 6 + 4 + 3 + 1 = 14 triangles in the given figure.

Discussion:
53 comments Page 2 of 6.

Namrata said:   8 years ago
Nice explanation @Priyanka.

But is it applicable on any other diagram? Like on square or rectangle?
(1)

B. Surya kumar peetha said:   8 years ago
CFD is covered by 4 triangles. This changes the calculation by triangles covered by three components are 2 and four triangle components 2.
(1)

Chithra said:   8 years ago
@ Shalini.

Thank you for your explanation. It is easier to understand.
(1)

Indhumathi said:   7 years ago
Nice, thanks @Priyanka.
(1)

Swati said:   7 years ago
Thanks @Priyanka.
(1)

Rikesh karki said:   1 decade ago
Is there any shortcut or trick to solve above question because we have to solve these question in 1 minutes in our entrance exam and its seems very difficult?
(1)

SANTHOSH said:   7 years ago
Nice shortcut, thank you @Priyanka.

Thriveni said:   8 years ago
Good explanation, thanks @Priyanka.

Rahul said:   8 years ago
Nice formula, thanks a lot @Priyanka.

RANJU said:   8 years ago
@Shalini.

I like your method. Thank you.


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